<template>
  <div style="padding: 10px">
    <!-- 搜索区域 -->
    <div style="margin: 10px 0">
      <el-input
          v-model="queryParams.orderNo"
          placeholder="请输入订单编号"
          style="width: 20%"
          clearable
      ></el-input>
      <el-button type="primary" style="margin-left: 5px" @click="load">
        查询
      </el-button>
    </div>

    <el-table
        v-loading="loading"
        :data="tableData"
        style="width: 100%"
        border
        stripe
    >
      <el-table-column
          prop="id"
          label="ID"
          sortable
          width="60"
      ></el-table-column>
      <el-table-column label="订单名称">
        <template #default="scope">
          <el-popover effect="light" trigger="hover" placement="top">
            <template #default>
              <p>作者: {{ scope.row.book.author }}</p>
              <p>价格: {{ scope.row.book.price }}</p>
              <p>所属用户: {{ scope.row.book.user.username }}</p>
            </template>
            <template #reference>
              <div class="name-wrapper">
                <el-tag size="medium">{{ scope.row.name }}</el-tag>
              </div>
            </template>
          </el-popover>
        </template>
      </el-table-column>
      <el-table-column prop="orderNo" label="订单编号"></el-table-column>
      <el-table-column
          prop="count"
          label="购买数量"
          width="80"
      ></el-table-column>
      <el-table-column
          prop="totalPrice"
          label="总价"
          width="50"
      ></el-table-column>
      <el-table-column
          prop="payPrice"
          label="实付款"
          width="60"
      ></el-table-column>
      <el-table-column
          prop="discount"
          label="优惠"
          width="50"
      ></el-table-column>
      <el-table-column
          prop="transportPrice"
          label="运费"
          width="50"
      ></el-table-column>
      <el-table-column
          prop="createTime"
          label="创建时间"
          sortable
      ></el-table-column>
      <el-table-column
          prop="payTime"
          label="付款时间"
          sortable
      ></el-table-column>
      <el-table-column
          prop="username"
          label="购买人"
          width="60"
      ></el-table-column>
      <el-table-column label="支付状态" width="80">
        <template #default="scope">
          <span v-if="scope.row.state === 0" style="color: orange">未支付</span>
          <span v-if="scope.row.state === 1" style="color: green">已支付</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" width="80">
        <template #default="scope">
          <el-popconfirm
              title="确定删除吗？"
              @confirm="handleDelete(scope.row.id)"
              v-if="user.role === 1"
          >
            <template #reference>
              <el-button size="mini" type="danger">删除</el-button>
            </template>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>

    <div style="margin: 10px 0">
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="queryParams.pageNum"
          :page-sizes="[5, 10, 20]"
          :page-size="queryParams.pageSize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total"
      >
      </el-pagination>
    </div>
  </div>
</template>

<script>
import request from "@/utils/request";

export default {
  name: "Order",
  components: {},
  data() {
    return {
      loading: true,
      user: {},
      queryParams: {
        orderNo: "",
        pageNum: 1,
        pageSize: 10,
      },
      total: 0,
    };
  },
  created() {
    let userStr = localStorage.getItem("user") || "{}";
    this.user = JSON.parse(userStr);
    // 请求服务端，确认当前登录用户的 合法信息
    request.get("/user/" + this.user.id).then((res) => {
      if (res.code === "0") {
        this.user = res.data;
      }
    });

    this.load();
  },
  methods: {
    load() {
      this.loading = true;
      request.post("/order", this.queryParams).then((res) => {
        this.loading = false;
        this.tableData = res.data.records;
        this.total = res.data.total;
      });
    },
    handleDelete(id) {
      request.delete("/order/" + id).then((res) => {
        if (res.code === "0") {
          this.$message({
            type: "success",
            message: "删除成功",
          });
        } else {
          this.$message({
            type: "error",
            message: res.msg,
          });
        }
        this.load(); // 刷新表格数据
      });
    },
    handleSizeChange(pageSize) {
      // 改变当前每页的个数触发
      this.queryParams.pageSize = pageSize;
      this.load();
    },
    handleCurrentChange(pageNum) {
      // 改变当前页码触发
      this.queryParams.pageNum = pageNum;
      this.load();
    },
  },
};
</script>

<style scoped>
</style>
